Features: The bucking Converter Module delivers high efficiency voltages regulation with an wide input ranges of 8V-80V and adjustable output from 1.25V-20V, ideal for versatile power conversion needs in demanding electronic applications. Featuring a compact design, this step down module provides up to 2.1A continuous current with 93%peakly efficiency, maintaining stable output voltages through advanced load/line regulation technology. Designed for electronics enthusiasts, embedded systems engineers, and project creators requiring reliability power management solution for battery powered devices and energy systems. Optimized for solar panel configurations, automotive electronics, and industrial equipment, this voltages regulator ensures consistent power delivery in harsh environment with fluctuating input sources. Engineered with precise potentiometer control and multilayer protections circuitry, this bucking converter module ensures safe operate across extreme temperature variations while minimizing electromagnetic interferences. Specifications: Component: PCB Size:Approx.55x25x17mm/2.17x0.98x0.67inch Input to Output voltages Ranges: DC8V~80V to 1.25V~20V adjustable most output current: 2.1A most output power: 20W most duty cycle: 85% Minimum pressure difference: 2V Switching Frequency: 100KHz Applicable scenario:LED driver,Projects; Package Includes: 1pc Step Down Converter Module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.